Missing Link??

Re: Carbajal Lineage

Hello, I have a question about the Carbajal lineage. So this is what my lineage looks like. It goes me, then my father Ruben Frank Carbajal, his father, Frank Carbajal, his father, Ruben Baker Carbajal, who married my great grandmother Sara Murillo, Ruben Baker's father was Francisco Loya Carbajal and Josephine Baker was his mother. My question is, who are Francisco's parents? Any help would be greatly appreciated. Please email me at amcarbajal66@yahoo.com thanks